OSAW Industrial Kelvin Double Bridge Setup
Technical Specifications:
(i) OSAW Industrial Kelvin Doble bridge of range 0.2micro ohm to 11 ohms.
(ii) DC Power Supply 15V/10A
(iii)OSAW Spot Galvanometer
(iv) One meter Conductivity attachment
(v) Instructional Manual
(vi) Necessary Connecting leads
OSAW SENIOR KELVIN DOUBLE BRIDGE SETUP
OSAW STUDENT KELVIN DOUBLE BRIDGE
Technical Specifications:
(i) The Variable arm of the bridge consists of a decade dial of 0.1 Ohms step and a graduated scale(0.1 Ohms divided in 100 equal parts)the value of one scale division at multiplier 1 is 0.001 Ohms.
(ii) A double ratio box is also incorporated in the same box in order to avoid inconvenience.
Two sets of Ratio arms are provided and selected simultaneously by leads of galvanometer
Giving multiplying factor of 100 , 10 , 1 , 0.1 and 0.01.
(iii) A battery press key and a jockey which slides on the scaled slide wire is provided for detection of Balance point.
(iv) Four Terminals(C1 , P1 , P2 , C2) are provided to connect the Unknown Four terminals Resistance.
(v) Two Terminals marked D.C. Source are provided to connect D.C. Supply Source.
OSAW Crompton Potentiometer
Technical Specifications:
(i) Range: 0 – 1.75Volts
(ii) A Rotatory Switch selects 0 – 1.5Volts in steps of 0.25 Volts
(iii) Circular Slidewire has 500 divisions, each of 0.5millivolts.
(iv) Smallest direct reading: 0.5 millivolts(0.0005 Volts)
(v) Accuracy : ± 0.5%
OSAW Slide Wire Precision Potentiometer
Technical Specifications:
(i) Range : 0 – 1.8 Volts in two stages
(ii) Range Multiplier : ×1 —-0 to 1.8 Volts ; ×0.1 ——0 to 0.18 Volts
(iii) Smallest direct reading : 0.0002 Volts
(iv) Smallest reading with multiplier : 0.00002 Volts
(v) Resistance : 11 Ohms/Volt
(vi)Accuracy on the normal range : 0.0001 Volt
(vii)Inter range accuracy : 0.01%
OSAW Direct Reading Potentiometer
Technical Specifications:
(i)Range : 0 – 1.8 Volts
(ii) Range Multiplier : ×1 ; ×0.1
(iii) Smallest direct reading : 0.001 Volts
(iv) Resistance : 100 Ohms/Volt
OSAW Vernier Potentiometer